Spinal cord: Anatomy, structure, tracts and function | Kenhub
网页2023年11月3日 · The spinal cord is part of the central nervous system (CNS). It is situated inside the vertebral canal of the vertebral column. During development, there’s a disproportion between spinal cord growth and vertebral column growth. The spinal cord finishes growing at the age of 4, while the vertebral column finishes growing at age 14-18.
Vertebral Column: Anatomy, vertebrae, joints & ligaments
网页2023年9月12日 · The vertebral column (spine or backbone) is a curved structure composed of bony vertebrae that are interconnected by cartilaginous intervertebral discs. It is part of the axial skeleton and extends from the base of the skull to the tip of the coccyx. The spinal cord runs through its center.
Spinal cord - Wikipedia
网页The spinal cord is a long, thin, tubular structure made up of nervous tissue that extends from the medulla oblongata in the lower brainstem to the lumbar region of the vertebral column (backbone) of vertebrate animals. The center of the spinal cord is hollow and contains a structure called the central canal, which contains cerebrospinal fluid.
Spinal Cord: Function, Anatomy and Structure - Cleveland Clinic
网页2021年10月7日 · Your spinal cord is the long, cylindrical structure that connects your brain and lower back. It contains tissues, fluids and nerve cells. A bony column of vertebrae surrounds and protects your spinal cord.
The Vertebrae and Spinal Cord: 3D Anatomy Model - Innerbody
网页2024年9月17日 · The spinal cord is a thick cable of nervous tissue extending from the medulla oblongata of the brain stem to the neck and torso. Viewed in a cross-section, it has a roughly oblong shape with white matter on its exterior and a butterfly-shaped region of gray matter on its interior.
Spinal Cord Anatomy - Physiopedia
网页The spinal cord sits inside the spinal or vertebral canal. This canal also contains the meninges (membranes that protect the spinal cord), blood vessels, spinal nerve roots, and surrounding fatty and connective tissues.
Physiology, Spinal Cord - StatPearls - NCBI Bookshelf
网页2023年3月17日 · An essential feature of the central nervous system (CNS), the spinal cord lies within the spinal column and extends from the brainstem to the lower back through the vertebral foramen of the vertebrae. In adults, the spinal cord terminates in the lumbar region at L1-L2, the conus medullaris.[1]
Neuroanatomy, Spinal Cord - StatPearls - NCBI Bookshelf
网页2023年7月24日 · The spinal cord is an integral aspect of the central nervous system, which is cylindrical and elongated in structure. It is one of the most important contents of the vertebral canal. It presents as an extension of the lower part of the brain stem, i.e., the medulla oblongata.
Spine: Anatomy, Function, Parts, Segments & Disorders - Cleveland Clinic
网页2023年10月18日 · Advertisement. What are the parts of the spine? Vertebrae: Your spine has 33 stacked vertebrae (small bones) that form the spinal canal. The spinal canal is a tunnel that houses your spinal cord and nerves, protecting them from injury.
Anatomy and Physiology of the Spinal Cord
网页The spinal cord is part of the central nervous system (CNS), which extends caudally and is protected by the bony structures of the vertebral column. It is covered by the three membranes of the CNS, i.e., the dura mater, arachnoid and the innermost pia mater.
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